Heat supply flow adjusting device

Abstract

The utility model discloses a heat supply flow regulating device, which relates to the field of heat supply, and comprises a valve body, a regulating mechanism is arranged at the top of the valve body, the regulating mechanism comprises a regulating column, three support rods and a fixed disc, the three support rods are fixedly arranged at the top of the valve body, the fixed disc is fixedly arranged at the tops of the three support rods, and the regulating column is arranged at the top of the valve body. The adjusting column is movably installed between the fixing disc and the valve body, a piston rod is movably installed at the top of the valve body in a penetrating mode, a lifting groove is formed in the adjusting column in a penetrating mode, a guide block is installed at the top end of the piston rod and located in the lifting groove, and two limiting grooves are formed in the outer portion of the adjusting column in a penetrating mode. Marker posts are fixedly mounted on the two sides, close to the top ends, of the guide block; continuous transmission adjustment can be conducted without changing the height position of the rotary knob, the flow needed by adjustment can be observed conveniently, the flow control precision is improved, meanwhile, the adjusting column can be locked and fixed, and mistaken touch or adjustment conducted by irrelevant personnel is prevented.

Description

Technical Field

[0001] The utility model relates to the field of heat supply, and particularly relates to a heat supply flow regulating device. Background Art

[0002] Heat supply provides heat by transporting heat medium to the room, such as hot water, heating, etc. In order to meet the heat requirements of different users and maintain a constant indoor temperature, it is necessary to adjust the heat supply flow in the heat supply system. This solution specifically relates to a heat supply flow regulating device;

[0003] When the existing heat supply flow regulating device is in use, when adjusting the piston inside the regulating valve body, it is not convenient to observe the size of the adjusted flow, and it is not convenient to observe the required flow for adjustment, which reduces the control accuracy. Unintended touch or unrelated personnel can easily change the valve body flow, and it is not convenient to lock and fix. Summary of the Utility Model

[0004] The main purpose of the utility model is to provide a heat supply flow regulating device, which can effectively solve the technical problems in the background art.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A heat supply flow regulating device includes a valve body. An adjusting mechanism is installed on the top of the valve body. The adjusting mechanism includes an adjusting column, three support rods, and a fixed disk. The three support rods are fixedly installed on the top of the valve body, the fixed disk is fixedly installed on the top of the three support rods, the adjusting column is movably installed between the fixed disk and the valve body, a piston rod penetrates through the top of the valve body and is movably installed, a lifting groove is opened inside the adjusting column, a guide block is installed at the top end of the piston rod and located in the lifting groove, two limiting grooves are opened outside the adjusting column, benchmarks are fixedly installed at both sides of the guide block near the top end, scale plates are installed outside both limiting grooves, and a knob is fixedly installed at the top end of the adjusting column.

[0007] As a further solution of the utility model, the piston rod penetrates through the top of the valve body and is in threaded connection, and the adjusting column is rotatably arranged movably between the fixed disk and the valve body.

[0008] As a further solution of the utility model, the cross sections of the lifting groove and the guide block are rectangular, and the guide block is arranged to slide up and down in the lifting groove.

[0009] As a further solution of the utility model, the two benchmarks are symmetrically installed, and the benchmarks are arranged to slide in the limiting grooves.

[0010] As a further solution of the utility model, a positioning assembly is installed on the outside of the adjusting column, and the positioning assembly includes a positioning plate and a plurality of guide plates, and the plurality of guide plates are fixedly installed on the periphery of the adjusting column near the bottom end, the positioning plate is sleeved on the outside of the adjusting column, and a threaded ring is provided on the periphery of the adjusting column and below the limiting groove, a threaded groove is provided on the inner ring of the positioning plate, a plurality of positioning grooves are provided around the top of the valve body, and a plurality of positioning blocks are fixedly installed around the bottom of the positioning plate.

[0011] As a further solution of the utility model, the positioning plate is sleeved on the periphery of the adjusting column and is arranged to slide in a guided manner through the guide column, and the distance between the top of the guide column and the threaded ring is greater than the thickness between the upper and lower ends of the positioning plate.

[0012] As a further solution of the utility model, the thread groove and the thread ring are threadedly connected, and the positioning block and the positioning groove are clamped.

[0013] The beneficial effects of the utility model are as follows:

[0014] By setting the adjustment mechanism, the adjustment column drives the guide block and the piston rod to rotate for adjustment, and the piston rod drives the guide block to slide up and down. The guide block slides in the lifting groove, so that the guide block is always connected to the adjustment column for transmission, so that the height position of the knob remains unchanged, which is convenient for adjusting the size of the heating flow of the valve body. When the guide block slides, it drives the standard rod to slide. The scale plate is observed by observing the position of the standard rod, which is convenient for observing the size of the flow required for adjustment, thereby improving the flow control accuracy;

[0015] By setting a positioning assembly, the positioning disk is sleeved on the periphery of the guide column and slides, and the adjusting column is connected to the positioning disk through the positioning block and the positioning groove, which facilitates the locking and fixation of the adjusting column and prevents accidental touching or irrelevant personnel from rotating the adjusting column for adjustment. Through the connection between the threaded groove and the threaded ring, the positioning disk slides upward to disengage from the guide column and the threaded ring, which facilitates the detachment of the positioning disk for adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a heating flow regulating device of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of a regulating mechanism in a heat flow regulating device of the utility model;

[0018] Figure 3 The utility model is a schematic diagram of the internal structure of a positioning component in a heating flow regulating device.

[0019] In the figure: 1, valve body; 2, adjusting mechanism; 3, positioning component; 4, adjusting column; 5, support rod; 6, fixed disk; 7, piston rod; 8, lifting groove; 9, guide block; 10, limiting groove; 11, benchmark; 12, scale plate; 13, knob; 14, positioning disk; 15, guide post; 16, threaded ring; 17, threaded groove; 18, positioning groove; 19, positioning block. Specific implementation mode

[0020] In order to make the technical means, creative features, achieved purposes and effects realized by the present utility model easy to understand, the present utility model will be further described below in conjunction with specific implementation modes.

[0021] As Figures 1-3 shown, a heating flow rate regulating device includes a valve body 1, an adjusting mechanism 2 is installed on the top of the valve body 1, the adjusting mechanism 2 includes an adjusting column 4, three support rods 5 and a fixed disk 6, the three support rods 5 are fixedly installed on the top of the valve body 1, the fixed disk 6 is fixedly installed on the top of the three support rods 5, the adjusting column 4 is movably installed between the fixed disk 6 and the valve body 1, a piston rod 7 is movably installed through the top of the valve body 1, a lifting groove 8 is opened inside the adjusting column 4, a guide block 9 is installed at the top end of the piston rod 7 and located inside the lifting groove 8, two limiting grooves 10 are opened outside the adjusting column 4, benchmark 11 are fixedly installed at both sides of the guide block 9 near the top end, scale plates 12 are installed on the outer sides of the two limiting grooves 10, and a knob 13 is fixedly installed at the top end of the adjusting column 4.

[0022] In this embodiment, the piston rod 7 penetrates through the top of the valve body 1 and is in threaded connection, and the adjusting column 4 is rotatably arranged movably between the fixed disk 6 and the valve body 1. By rotating the piston rod 7 and sliding up and down under the action of threaded connection, the piston inside the valve body 1 slides to adjust the size of the heating flow rate.

[0023] In this embodiment, the cross sections of the lifting groove 8 and the guide block 9 are rectangular, and the guide block 9 is arranged to slide up and down inside the lifting groove 8. By rotating the adjusting column 4, the guide block 9 rotates synchronously with the adjusting column 4 inside the lifting groove 8. By sliding the guide block 9, the piston rod 7 can slide up and down to any position for transmission.

[0024] In this embodiment, the two benchmarks 11 are symmetrically installed, the benchmark 11 is arranged to slide inside the limiting groove 10, the guide block 9 follows the piston rod 7 to rise and fall, and the size of the adjusted flow rate is viewed through the benchmark 11 and the scale plate 12.

[0025] In this embodiment, a positioning assembly 3 is installed on the outside of the adjusting column 4, and the positioning assembly 3 includes a positioning disk 14 and a plurality of guide columns 15. The plurality of guide columns 15 are fixedly installed on the outer periphery of the adjusting column 4 near the bottom end. The positioning disk 14 is sleeved on the outside of the adjusting column 4. A threaded ring 16 is provided on the outer periphery of the adjusting column 4 and below the limiting groove 10. A threaded groove 17 is provided on the inner ring of the positioning disk 14. A plurality of positioning grooves 18 are provided around the top of the valve body 1. A plurality of positioning blocks 19 are fixedly installed around the bottom of the positioning disk 14. The positioning blocks 19 at the bottom of the positioning disk 14 are inserted into the positioning grooves 18. The adjusting column 4 is fixed to the positioning disk 14 through the guide columns 15 to prevent the adjusting column 4 from rotating due to accidental touching.

[0026] In this embodiment, the positioning plate 14 is sleeved on the periphery of the adjusting column 4 and is arranged to slide in a guided manner through the guide column 15. The distance between the top of the guide column 15 and the threaded ring 16 is greater than the thickness between the upper and lower ends of the positioning plate 14. The positioning plate 14 is located on the periphery of the guide column 15 and slides. The positioning plate 14 and the adjusting column 4 are rotated or fixed synchronously through the guide column 15.

[0027] In this embodiment, the threaded groove 17 and the threaded ring 16 are threadedly connected, and the positioning block 19 and the positioning groove 18 are snap-connected. The positioning plate 14 slides downward to make the positioning block 19 snap into the positioning groove 18, so that the positioning plate 14 is fixed to the valve body 1, and then the adjusting column 4 is fixed.

[0028] It should be noted that the utility model is a heat flow regulating device. When in use, the water inlet and outlet ends of the valve body 1 are respectively connected to the corresponding heat supply pipes. The piston inside the valve body 1 is driven to slide up and down by the rotation of the piston rod 7 and the action of the thread, and the size of the heat supply channel inside the valve body 1 is changed to adjust the heat supply flow. When adjusting, the knob 13 is rotated to make the adjusting column 4 drive the guide block 9 to rotate, and then drive the piston rod 7 to rotate, so that the piston inside the valve body 1 slides to adjust the heat supply flow. During the rotation and up and down sliding process of the piston rod 7, the guide block 9 is located in the lifting groove 8 and slides, so that the guide block 9 is always connected to the adjusting column 4 for transmission. And keep the height position of the knob 13 unchanged, while the guide block 9 slides, it drives the benchmark 11 to slide inside the limit groove 10, and observes and adjusts the required flow rate through the scale plate 12 and the benchmark 11. After the adjustment is completed, the positioning disk 14 is slidably sleeved on the outer periphery of the guide column 15, so that the positioning block 19 at the bottom of the positioning disk 14 is inserted into the corresponding positioning groove 18, and the adjusting column 4 is fixed to the positioning disk 14 through the guide column 15, thereby preventing accidental touching or irrelevant personnel from adjusting the heating flow. When adjusting again, slide the positioning disk 14 upward and disengage from the guide column 15, rotate the positioning disk 14, and connect the positioning disk 14 with the threaded ring 16 through the threaded groove 17 for fixation.

[0029] The foregoing has shown and described the basic principles, main features, and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and all these changes and improvements fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A heat flow regulating device, comprising a valve body (1), a regulating mechanism (2) being installed on the top of the valve body (1), characterized in that: The regulating mechanism (2) comprises an regulating column (4), three supporting rods (5) and a fixed plate (6), wherein the three supporting rods (5) are fixedly mounted on the top of the valve body (1), the fixed plate (6) is fixedly mounted on the top of the three supporting rods (5), the regulating column (4) is movably mounted between the fixed plate (6) and the valve body (1), a piston rod (7) is movably mounted through the top of the valve body (1), a lifting groove (8) is provided through the inside of the regulating column (4), a guide block (9) is installed at the top of the piston rod (7) and in the lifting groove (8), two limiting grooves (10) are provided through the outside of the regulating column (4), both sides of the guide block (9) are fixedly mounted with reference rods (11) close to the top, the outer sides of the two limiting grooves (10) are mounted with scale plates (12), and a knob (13) is fixedly mounted on the top of the regulating column (4).

2. A heat flow regulating device according to claim 1, characterized in that: The piston rod (7) penetrates the top of the valve body (1) and is threadedly connected, and the adjustment column (4) is located between the fixed disk (6) and the valve body (1) and is movably rotatable.

3. A heat flow regulating device according to claim 1, characterized in that: The cross sections of the lifting groove (8) and the guide block (9) are arranged in a rectangular shape, and the guide block (9) is arranged in the lifting groove (8) to slide up and down.

4. A heat flow regulating device according to claim 1, characterized in that: The two marking rods (11) are symmetrically installed, and the marking rods (11) are slidably arranged in the limiting groove (10).

5. A heat flow regulating device according to claim 1, characterized in that: A positioning assembly (3) is installed on the outside of the adjusting column (4), and the positioning assembly (3) includes a positioning plate (14) and a plurality of guide columns (15). The plurality of guide columns (15) are fixedly installed on the outer periphery of the adjusting column (4) near the bottom end. The positioning plate (14) is sleeved on the outside of the adjusting column (4). A threaded ring (16) is provided on the outer periphery of the adjusting column (4) and below the limiting groove (10). A threaded groove (17) is provided on the inner ring of the positioning plate (14). A plurality of positioning grooves (18) are provided around the top of the valve body (1), and a plurality of positioning blocks (19) are fixedly installed around the bottom of the positioning plate (14).

6. A heat flow regulating device according to claim 5, characterized in that: The positioning plate (14) is sleeved on the periphery of the adjusting column (4) and is arranged to slide in a guided manner through a guide column (15). The distance between the top of the guide column (15) and the threaded ring (16) is greater than the thickness between the upper and lower ends of the positioning plate (14).

7. A heat flow regulating device according to claim 5, characterized in that: The thread groove (17) and the thread ring (16) are threadedly connected, and the positioning block (19) and the positioning groove (18) are clamped.

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