CN214841080U

CN214841080U - Water collecting tank of district heating system

Info

Publication number: CN214841080U
Application number: CN202120480751.3U
Authority: CN
Inventors: 邵亚昆; 季明; 马竹青
Original assignee: Yangzhou Dedao Municipal Design Institute Co ltd
Current assignee: Yangzhou Dedao Municipal Design Institute Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-11-23
Anticipated expiration: 2031-03-05

Abstract

The utility model discloses a water collecting tank of district heating system, which belongs to the technical field of water collecting tank, comprising a tank body and a tank cover, wherein the bottom of the tank body is provided with a water inlet flange, the top is provided with a plurality of water outlet flanges, the tank cover is configured at one end of the tank body, the tank body is internally provided with a screw rod and a scraper blade, the screw rod is coaxially and rotatably connected with the tank body, the side surface of the screw rod is provided with a nut, the scraper blade is fixed at the side surface of the nut through a quick-dismantling part and is clung to the inner wall of the tank body, the end surface of the tank cover is provided with a driving motor, and one end of the screw rod penetrates out of the tank cover and is connected with the output end of the driving motor; the side of the bottom of the box body is provided with a gate valve, the other end of the gate valve is provided with a filter, the bottom of the box body is provided with a water pump through a supporting frame, a water inlet pipe joint of the water pump is connected with a water outlet of the filter, and a water outlet pipe of the water pump is connected with a water inlet flange. The utility model discloses have return circuit formula filtering capability, it is convenient fast to remove the incrustation scale, and the pipe laying is simple.

Description

Water collecting tank of district heating system

Technical Field

The utility model relates to a heating equipment, especially a district heating system's header tank.

Background

The water collecting tank is the main corollary equipment of the boiler, is used for distributing the steam produced when the boiler operates to each pipeline, and is connected with the water distributing and collecting device for supplying and returning water of each heating pipe.

Present water collecting tank produces the incrustation scale easily in long-time use, influences quality of water, strikes off the incrustation scale and is the common mode of clearance water collecting tank, but the incrustation scale discharge after the clearance is more difficult, can't carry out the automatically cleaning, need lay a pipeline in addition, still can cause the water source extravagant.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defect that exists among the prior art, provide a district heating system's header tank.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a water collecting tank of district heating system, including box and case lid, the bottom of the box is equipped with water inlet flange, and a plurality of water outlet flanges are installed at the top, the case lid disposes in box one end, be equipped with hob and scraper blade in the box, the hob is connected with box coaxial rotation, the hob side is equipped with the nut, the scraper blade is fixed in the nut side through quick detach spare, and hugs closely with the box inner wall, set up driving motor on the case lid terminal surface, hob one end is worn out the case lid and is connected with driving motor's output;

the side of the bottom of the box body is provided with a gate valve, the other end of the gate valve is provided with a filter, the bottom of the box body is provided with a water pump through a supporting frame, a water inlet pipe joint of the water pump is connected with a water outlet of the filter, and a water outlet pipe of the water pump is connected with a water inlet flange.

Further, the filter includes box body, filter core and upper cover, the filter core sets up in the box body, the upper cover spiro union is at the box body top.

Further, the quick detach piece includes the internal thread cover, the inside both sides spiro union of internal thread cover has screw rod one and screw rod two that the direction of turning is opposite, scraper blade inner wall processing screw hole one, screw rod one is the same with the screw pitch with the direction of turning of screw hole one, nut side processing screw hole two, screw rod two is the same with the direction of turning and the screw pitch of screw hole two.

Furthermore, a one-way valve is arranged on the drain pipe.

Furthermore, the quick-release component is provided with three groups which are uniformly distributed between the scraping plate and the nut.

Further, threaded through holes are machined in the side face and the bottom of the box body, and the water inlet pipe joint and one end of the gate valve are connected in the threaded through holes in a threaded mode.

The utility model discloses a water and incrustation scale after the water pump extraction is struck off filters through the filter to in pouring into the header tank into the water after filtering again, realize the self-cleaning function of header tank, need not lay extra pipeline, can not cause the waste at water source and the increase of cost yet, because the filter can be opened, can also renew cartridge, convenient operation, the design of quick detach piece can make things convenient for the change of scraper blade simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the filter of the present invention;

fig. 3 is a schematic view of the assembly of the scraper and the nut of the present invention.

Wherein: 1-box body, 2-water outlet flange, 3-gate valve, 4-filter, 5-water inlet pipe joint, 6-water pump, 7-support frame, 8-water outlet pipe, 9-one-way valve, 10-water inlet flange, 11-screw rod, 12-scraper, 13-quick-dismantling piece, 14-nut, 15-driving motor, 16-box cover, 41-upper cover, 42-filter element, 43-box body, 121-first threaded hole, 131-internal thread sleeve, 132-first screw rod, 133-second screw rod and 141-second threaded hole.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-3, the utility model provides a water collecting tank of a district heating system, which comprises a tank body 1 and a tank cover 16, the bottom of the box body 1 is provided with a water inlet flange 10, the top of the box body is provided with a plurality of water outlet flanges 2, the water inlet flange 10 is used for supplying water into the box body 1, the water outlet flanges 2 are used for discharging water vapor in the box body 1, the box cover 16 is arranged at one end of the box body 1, the box cover 16 is connected with the box body 1 through screw threads, a screw rod 11 and a scraper 12 are arranged in the box body 1, the screw rod 11 is coaxially and rotatably connected with the box body 1, a nut 14 is arranged on the side surface of the screw rod 11, the scraping plate 12 is fixed on the side surface of the nut 14 through a quick-release piece 13, and clings to the inner wall of the box body 1, the scraper 12 slides along the inner wall of the box body 1 to scrape scale on the inner wall, a driving motor 15 is arranged on the end face of the box cover 16, and one end of the screw rod 11 penetrates through the box cover 16 and is connected with the output end of the driving motor 15;

the side face of the bottom of the box body 1 is provided with a gate valve 3, the other end of the gate valve 3 is provided with a filter 4, the bottom of the box body 1 is provided with a water pump 6 through a support frame 7, the support frame 7 facilitates the installation of the water pump 6, a water inlet pipe joint 5 of the water pump 6 is connected with a water outlet of the filter 4, a water outlet pipe 8 of the water pump 6 is connected with a water inlet flange 10, and the water pump 6, the gate valve 3, the filter 4 and the water outlet pipe 8 form a circulating water path for self-cleaning of the box body 1;

be equipped with check valve 9 on the drain pipe 8, check valve 9 realizes the one-way function of going out water, avoids the palirrhea of water in the flange 10 of intaking.

The filter 4 includes box body 43, filter core 42 and upper cover 41, the filter core 42 sets up in box body 43, the upper cover 41 spiro union is at box body 43 top, conveniently opens through spiro union's upper cover 41, can change the filter core 42 in the box body 43 after opening upper cover 41, and wherein the filter core 42 can use the active carbon filter screen, also can use the sponge.

The quick-dismantling component 13 comprises an internal thread sleeve 131, a first screw 132 and a second screw 133 with opposite screwing directions are screwed on two sides inside the internal thread sleeve 131, a first threaded hole 121 is machined in the inner wall of the scraping plate 12, the screwing direction and the screw pitch of the first screw 132 and the first threaded hole 121 are the same, a second threaded hole 141 is machined in the side face of the nut 14, the screwing direction and the screw pitch of the second screw 133 and the second threaded hole 141 are the same, the scraping plate 12 is sleeved outside the nut 14, the first screw 132 and the second screw 133 are aligned with the first threaded hole 121 and the second threaded hole 141, then when the internal thread sleeve 131 is rotated, the first screw 132 and the second screw 133 rotate reversely and are screwed out of the internal thread sleeve 131 and screwed into the first threaded hole 121 and the second threaded hole 141, and therefore the quick dismantling of the scraping plate 12 and the nut 14 is achieved.

The quick-release pieces 13 are provided with three groups, and are uniformly distributed between the scraper 12 and the nut 14.

Threaded through holes are formed in the side face and the bottom of the box body 43, and the water inlet pipe joint 5 and one end of the gate valve 3 are in threaded connection with the threaded through holes; the design of screw through hole realizes that inlet tube connects 5 and gate valve 3 all with box body 43 spiro union, both easy to assemble, sealed effectual moreover avoids liquid to leak.

The implementation mode is as follows:

a water source enters the box body 1 through the water inlet flange 10 and then is discharged through the plurality of groups of water outlet flanges 2, when the inner wall of the box body 1 needs to be cleaned, the driving motor 15 is started under the control of the external control system to drive the threaded rod to rotate, the threaded rod drives the nut 14 to move in the box body 1, then the scraper plate 12 is driven by the quick-release piece 13 to slide on the inner wall of the box body 1 to scrape scale, the scraped scale falls in the box body 1, then the water pump 6 is started, the gate valve 3 is opened, the scale in the box body 1 enters the filter 4 along with the water source through the gate valve 3, the water filtered by the filter 4 enters the water inlet flange 10 again through the water outlet pipe 8 and flows back into the box body 1, and the purpose of self-cleaning is achieved; the upper cover 41 is unscrewed, and the filter element 42 can be replaced after being taken out, so that the operation is convenient and fast; when the scraping plate 12 is seriously worn, the box cover 16 is unscrewed, and the internal thread sleeve 131 on the quick-release part 13 is reversely rotated until the first screw 132 is separated from the first threaded hole 121 and the second screw 133 is separated from the second threaded hole 141, so that the scraping plate 12 and the nut 14 can be separated, and the replacement of the scraping plate 12 is facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a district heating system's header tank, includes box (1) and case lid (16), box (1) bottom is equipped with into water flange (10), a plurality of water flange (2) of top installation, its characterized in that: the box cover (16) is arranged at one end of the box body (1), a screw rod (11) and a scraper (12) are arranged in the box body (1), the screw rod (11) is coaxially and rotatably connected with the box body (1), a nut (14) is arranged on the side surface of the screw rod (11), the scraper (12) is fixed on the side surface of the nut (14) through a quick-release part (13) and is tightly attached to the inner wall of the box body (1), a driving motor (15) is arranged on the end surface of the box cover (16), and one end of the screw rod (11) penetrates through the box cover (16) and is connected with the output end of the driving motor (15);

the water pump is characterized in that a gate valve (3) is arranged on the side face of the bottom of the box body (1), a filter (4) is arranged at the other end of the gate valve (3), a water pump (6) is installed at the bottom of the box body (1) through a support frame (7), a water inlet pipe joint (5) of the water pump (6) is connected with a water outlet of the filter (4), and a water outlet pipe (8) of the water pump (6) is connected with a water inlet flange (10).

2. The header tank of a district heating system according to claim 1, wherein: the filter (4) comprises a box body (43), a filter element (42) and an upper cover (41), wherein the filter element (42) is arranged in the box body (43), and the upper cover (41) is screwed on the top of the box body (43).

3. The header tank of a district heating system according to claim 1, wherein: quick detach piece (13) are including internal thread cover (131), the inside both sides spiro union of internal thread cover (131) has screw rod one (132) and screw rod two (133) that the precession is opposite, scraper blade (12) inner wall processing screw hole one (121), the precession and the pitch of screw rod one (132) and screw hole one (121) are the same, nut (14) side processing screw hole two (141), the precession and the pitch of screw rod two (133) and screw hole two (141) are the same.

4. The header tank of a district heating system according to claim 1, wherein: and a one-way valve (9) is arranged on the drain pipe (8).

5. The header tank of a district heating system according to claim 1, wherein: the quick-dismantling pieces (13) are provided with three groups, and are uniformly distributed between the scraping plate (12) and the nut (14).

6. The header tank of a district heating system according to claim 2, characterized in that: threaded through holes are machined in the side face and the bottom of the box body (43), and one ends of the water inlet pipe joint (5) and the gate valve (3) are screwed in the threaded through holes.