CN205314956U - Water -cooled beam -pumping unit well head polish rod sealing device - Google Patents
Water -cooled beam -pumping unit well head polish rod sealing device Download PDFInfo
- Publication number
- CN205314956U CN205314956U CN201620003467.6U CN201620003467U CN205314956U CN 205314956 U CN205314956 U CN 205314956U CN 201620003467 U CN201620003467 U CN 201620003467U CN 205314956 U CN205314956 U CN 205314956U
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- China
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- water tank
- outside
- polished rod
- water
- seal
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Abstract
(B, ) the utility model relates to a polished rod sealing equipment technical field, a water -cooled beam -pumping unit well head polish rod sealing device, comprising a water tank, go up seal assembly and lower seal assembly, be equipped with on the water tank all rather than the communicating intercommunication mouth of going up of inner chamber, communicate the mouth down, a water inlet and a water outlet, go up the top that communicates the mouth and be located the water tank, the intercommunication mouth is located the bottom of water tank down, go up install on the intercommunication mouthful sealed suit the polished rod upper portion outside and can the shutoff on the last seal assembly of intercommunication mouthful, install on the intercommunication mouthful down sealed suit the polished rod lower part outside and can the shutoff the lower seal assembly of intercommunication mouth down. The utility model discloses a set up the water tank and can play the cooling action to the friction duan jun at polished rod middle section and both ends, still can be played the cooling action to last sealing filler and lower sealing filler respectively by the friction section at the both ends after cooling off, can effectively avoid sealing filler everywhere damages such as carbonization to appear, help prolonging its life, reduce and change the frequency, and then reduction in production cost. (B, )
Description
Technical field
This utility model relates to polished rod seal equipment technical field, is a kind of water-cooled well-head optical-lever sealer of pumping unit.
Background technology
Pumping unit rod sealing device is mainly used for the effect avoiding the oil gas water drawn up to miss in sealed oil-well pump polished rod pumps process. Current well-head optical-lever sealer of pumping unit, its internal sealing member adopts packing seal, is generally adopted rubber ring, asbestos ring etc.; And in order to ensure the reliability sealed, it is necessary to airtight and watertight padding is applied axial compression, makes airtight and watertight padding produce radial deformation, be squeezed in polished rod surface and realize sealing. This kind of sealing means often makes to produce substantial amounts of heat between airtight and watertight padding and polished rod and is gathered on polished rod, ceaselessly move back and forth the high temperature of generation, airtight and watertight padding high temperature cabonization can be caused, thus causing sealing effectiveness reduce or lose sealing property completely, for ensureing effective sealing, it has to frequently change airtight and watertight padding. As changed it is possible to cause substantial amounts of oil and gas leakage not in time, not only cause energy loss, and substantial amounts of oil vapour pollution environment can be caused. Therefore, adopt existing polished rod sealer Problems existing to have: easily to damage airtight and watertight padding because of fricative high temperature, cause sealing effectiveness difference and easily lost efficacy, need to frequently change, improving production cost; And change and be easily caused oil and gas leakage not in time, thus causing energy loss and environmental pollution.
Summary of the invention
This utility model provides a kind of water-cooled well-head optical-lever sealer of pumping unit, overcome the deficiency of above-mentioned prior art, it can effectively solve the easy of existing polished rod seal existence and damage airtight and watertight padding because of fricative high temperature, cause sealing effectiveness difference and easily lost efficacy, need to frequently change, improve production cost;And change and be easily caused oil and gas leakage not in time, thus the problem causing energy loss and environmental pollution.
The technical solution of the utility model is realized by following measures: a kind of water-cooled well-head optical-lever sealer of pumping unit, including water tank, upper black box and lower seal assembly, water tank is provided with the upper connected entrance all communicated with its inner chamber, lower connected entrance, water inlet and outlet, upper connected entrance is positioned at the top of water tank, lower connected entrance is positioned at the bottom of water tank, upper connected entrance is provided with sealing shroud be contained in polished rod upper outside and the upper black box of connected entrance can be blocked, lower connected entrance is provided with sealing shroud be contained in polished rod lower outside and the lower seal assembly of lower connected entrance can be blocked, the lower end outside of lower seal assembly is provided with the external screw thread that can link together with well head.
Further optimization and/or improvements to above-mentioned utility model technical scheme are presented herein below:
Above-mentioned upper black box can include seal casinghousing, upper gland packing, upper binder set and upper press cover, the cross section of upper seal casinghousing is the Qian font of opening upwards, all there is, in the bottom centre of the font of falling Qian that Open Side Down, the top center of upper press cover and upper seal casinghousing, the upper suit hole being sleeved on outside polished rod in the cross section of upper press cover; The lower end outside of the inner side of upper connected entrance and upper seal casinghousing is threaded connection and is fixedly installed togather, and the upper outside of the lower inside of upper press cover and upper seal casinghousing is threaded connection and is fixedly installed togather; Upper inner at upper seal casinghousing is provided with and is sleeved on outside polished rod and end face is against the upper binder set of upper press cover upper inner, enclose the upper annular seal space of formation between outside the lower section of upper binder set, the inner chamber of upper seal casinghousing and the polished rod of correspondence position, in upper annular seal space, be filled with upper gland packing.
Above-mentioned upper binder set cylindrically, can be provided with end face and be against the upper outer shroud edge of upper press cover upper inner outside the upper end that upper binder overlaps, and upper outer shroud edge is positioned at the top of seal casinghousing and the external diameter at the upper outer shroud edge internal diameter more than upper seal casinghousing.
Under above-mentioned correspondence, the water tank bottom of connected entrance lower end outside position can be provided with the lower outer land coaxial with lower connected entrance, lower seal assembly includes lower seal housing, lower sleeve and lower seal filler, lower seal housing is the Qian font of opening upwards, it is threaded connection with the lower end outside of lower outer land inside the upper end of lower seal housing and is fixedly installed togather, the lower outside of lower seal housing is provided with the external screw thread that energy well head links together, there is the lower suit hole being sleeved on outside polished rod in the bottom centre of lower seal housing, in lower seal housing, it is provided with end face is against the lower sleeve of lower outer land lower surface, the lower section of lower sleeve, formation lower seal chamber is enclosed between outside the inner chamber of lower seal housing and the polished rod of correspondence position, it is filled with lower seal filler at lower seal intracavity.
Above-mentioned water inlet can be located at the lower left side of water tank, and outlet is positioned at the upper right side of water tank.
This utility model reasonable and compact in structure, easy to use, the friction section at polished rod stage casing and two ends can all be played cooling effect by setting up water tank by it, and upper gland packing and lower seal filler also can be played cooling effect by the friction section at the two ends after cooled respectively; Due to the good conductor that polished rod is heat, thus polished rod and upper black box all can be played good cooling effect with lower seal assembly, it is prevented effectively from appearance cause sealing effectiveness difference because of fricative high temperature or easily lost efficacy, and cause oil and gas leakage not in time because changing, thus causing the phenomenon of energy loss and environmental pollution, make it have good sealing and stability, it can be prevented effectively from airtight and watertight padding everywhere and carbonization equivalent damage occurs, contribute to extending its service life, reduce replacement frequency, and then reduce production cost.
Accompanying drawing explanation
The master that accompanying drawing 1 is this utility model most preferred embodiment looks sectional structure schematic diagram.
Coding in accompanying drawing is respectively as follows: 1 for water tank, and 2 is water inlet, and 3 is outlet, 4 is polished rod, and 5 is upper seal casinghousing, and 6 is upper gland packing, 7 is upper binder set, 8 is upper press cover, and 9 is upper outer shroud edge, and 10 is lower outer land, 11 is lower seal housing, 12 is lower sleeve, and 13 is lower seal filler, and 14 is external screw thread.
Detailed description of the invention
This utility model, not by the restriction of following embodiment, can determine specific embodiment according to the technical solution of the utility model and practical situation.
In this utility model, for the ease of describing, the Butut mode that the description of the relative position relation of each parts is all according to Figure of description 1 is described, as: the position relationship of forward and backward, upper and lower, left and right etc. is based on what the Butut direction of Figure of description was determined.
Below in conjunction with embodiment and accompanying drawing, this utility model is further described:
As shown in Figure 1, this water-cooled well-head optical-lever sealer of pumping unit includes water tank 1, upper black box and lower seal assembly, water tank 1 is provided with the upper connected entrance all communicated with its inner chamber, lower connected entrance, water inlet 2 and outlet 3, upper connected entrance is positioned at the top of water tank 1, lower connected entrance is positioned at the bottom of water tank 1, upper connected entrance is provided with sealing shroud be contained in polished rod 4 upper outside and the upper black box of connected entrance can be blocked, lower connected entrance is provided with sealing shroud be contained in polished rod 4 lower outside and the lower seal assembly of lower connected entrance can be blocked, the lower end outside of lower seal assembly is provided with the external screw thread 14 that can link together with well head. according to demand, water inlet 2 can being connected water pump, water pump all connects with cistern with outlet 3, the water in water tank 1 thus can be enable to continue to keep recurrent state, it is achieved the lasting cooling to polished rod 4, in use, first by polished rod 4 through this utility model, then starting water pump and polished rod 4 operates, now, the polished rod 4 carrying out pumping under the effect of lifting appliance will realize moving up and down in water tank 1, in this process, being positioned at the water of water tank 1 will all play cooling effect to the friction section in polished rod 4 stage casing and two ends, and upper black box and lower seal assembly also can be played cooling effect by the friction section at the two ends after cooled respectively, due to the good conductor that polished rod 4 is heat, thus polished rod 4 and upper black box all can be played good cooling effect with lower seal assembly, it is prevented effectively from appearance cause sealing effectiveness difference because of fricative high temperature or easily lost efficacy, and cause oil and gas leakage not in time because changing, thus causing the phenomenon of energy loss and environmental pollution, make it have good sealing and stability, and without frequently changing seal member, also can reduce its production cost.
According to actual needs, above-mentioned water-cooled well-head optical-lever sealer of pumping unit can be made further optimization and/or improvements:
As shown in Figure 1, upper black box includes seal casinghousing 5, upper gland packing 6, upper binder set 7 and upper press cover 8, the cross section of upper seal casinghousing 5 is the Qian font of opening upwards, all there is, in the bottom centre of the font of falling Qian that Open Side Down, the top center of upper press cover 8 and upper seal casinghousing 5, the upper suit hole being sleeved on outside polished rod 4 in the cross section of upper press cover 8; The lower end outside of the inner side of upper connected entrance and upper seal casinghousing 5 is threaded connection and is fixedly installed togather, and the upper outside of the lower inside of upper press cover 8 and upper seal casinghousing 5 is threaded connection and is fixedly installed togather;Upper inner at upper seal casinghousing 5 be provided be sleeved on outside polished rod 4 and end face be against upper press cover 8 upper inner upper binder set 7, enclose the upper annular seal space of formation between outside the lower section of upper binder set 7, the inner chamber of upper seal casinghousing 5 and the polished rod 4 of correspondence position, in upper annular seal space, be filled with upper gland packing 6. So can make to be formed between the top of water tank 1 and polished rod 4 good sealing function, and upper gland packing 6 can be continued to cool down by the friction section on polished rod 4 top in use, thus being prevented effectively from it carbonization equivalent damage occurs, contribute to extending its service life, reduce replacement frequency, and then reduce production cost. According to demand, the structure of upper black box also can be identical with the structure of lower seal assembly.
As shown in Figure 1, upper binder set 7 is cylindrically, being provided with end face outside the upper end that upper binder overlaps 7 and be against the upper outer shroud edge 9 of upper press cover 8 upper inner, upper outer shroud edge 9 is positioned at the top of seal casinghousing 5 and the external diameter at upper outer shroud edge 9 internal diameter more than upper seal casinghousing 5. In use, the end face of upper binder set 7 and upper outer shroud edge 9 can be played the active force being pressed downward against by screwing on downwards gland 8, thus compressing upper gland packing 6, it is achieved top seal; The lifting surface area of upper binder set 7 can be increased by setting up upper outer shroud edge 9, and position-limiting action can be played, it is prevented that the volume compressed by upper gland packing 6 is too small and affects its sealing effectiveness. According to demand, upper outer shroud edge 9 can to overlap 7 one-body molded or be fixed as one with upper binder.
As shown in Figure 1, it is provided with the lower outer land 10 coaxial with lower connected entrance bottom the water tank 1 of corresponding lower connected entrance lower end outside position, lower seal assembly includes lower seal housing 11, lower sleeve 12 and lower seal filler 13, the lower seal housing 11 Qian font in opening upwards, it is threaded connection with the lower end outside of lower outer land 10 inside the upper end of lower seal housing 11 and is fixedly installed togather, the lower outside of lower seal housing 11 is provided with the external screw thread 14 that energy well head links together, there is the lower suit hole being sleeved on outside polished rod 4 in the bottom centre of lower seal housing 11, in lower seal housing 11, it is provided with end face is against the lower sleeve 12 of lower outer land 10 lower surface, the lower section of lower sleeve 12, formation lower seal chamber is enclosed between outside the inner chamber of lower seal housing 11 and the polished rod 4 of correspondence position, it is filled with lower seal filler 13 at lower seal intracavity. so can make to be formed between the bottom of water tank 1 and polished rod 4 good sealing function, and lower seal filler 13 can be continued to cool down by the friction section of polished rod 4 bottom in use, thus being prevented effectively from it carbonization equivalent damage occurs, contribute to extending its service life, reduce replacement frequency, and then reduce production cost. according to demand, the structure of lower seal assembly also can be identical with the structure of upper black box.
As shown in Figure 1, water inlet 2 is positioned at the lower left side of water tank 1, and outlet 3 is positioned at the upper right side of water tank 1. The water in water tank 1 so can be made to keep first in first out, so that it is maintained with minimum water temperature eucyclic. According to demand, outlet 3 may be alternatively located at the lower left side of water tank 1, makes water inlet 2 be positioned at the upper right side of water tank 1 simultaneously.
Above technical characteristic constitutes most preferred embodiment of the present utility model, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
Claims (6)
1. a water-cooled well-head optical-lever sealer of pumping unit, it is characterized in that including water tank, upper black box and lower seal assembly, water tank is provided with the upper connected entrance all communicated with its inner chamber, lower connected entrance, water inlet and outlet, upper connected entrance is positioned at the top of water tank, lower connected entrance is positioned at the bottom of water tank, upper connected entrance is provided with sealing shroud be contained in polished rod upper outside and the upper black box of connected entrance can be blocked, lower connected entrance is provided with sealing shroud be contained in polished rod lower outside and the lower seal assembly of lower connected entrance can be blocked, the lower end outside of lower seal assembly is provided with the external screw thread that can link together with well head.
2. water-cooled well-head optical-lever sealer of pumping unit according to claim 1, it is characterized in that upper black box includes seal casinghousing, upper gland packing, upper binder set and upper press cover, the cross section of upper seal casinghousing is the Qian font of opening upwards, all there is, in the bottom centre of the font of falling Qian that Open Side Down, the top center of upper press cover and upper seal casinghousing, the upper suit hole being sleeved on outside polished rod in the cross section of upper press cover; The lower end outside of the inner side of upper connected entrance and upper seal casinghousing is threaded connection and is fixedly installed togather, and the upper outside of the lower inside of upper press cover and upper seal casinghousing is threaded connection and is fixedly installed togather; Upper inner at upper seal casinghousing is provided with and is sleeved on outside polished rod and end face is against the upper binder set of upper press cover upper inner, enclose the upper annular seal space of formation between outside the lower section of upper binder set, the inner chamber of upper seal casinghousing and the polished rod of correspondence position, in upper annular seal space, be filled with upper gland packing.
3. water-cooled well-head optical-lever sealer of pumping unit according to claim 2, it is characterized in that upper binder overlaps cylindrically, being provided with end face outside the upper end that upper binder overlaps and be against the upper outer shroud edge of upper press cover upper inner, upper outer shroud edge is positioned at the top of seal casinghousing and the external diameter at the upper outer shroud edge internal diameter more than upper seal casinghousing.
4. the water-cooled well-head optical-lever sealer of pumping unit according to claim 1 or 2 or 3, it is characterized in that under correspondence, the water tank bottom of connected entrance lower end outside position is provided with the lower outer land coaxial with lower connected entrance, lower seal assembly includes lower seal housing, lower sleeve and lower seal filler, lower seal housing is the Qian font of opening upwards, it is threaded connection with the lower end outside of lower outer land inside the upper end of lower seal housing and is fixedly installed togather, the lower outside of lower seal housing is provided with the external screw thread that energy well head links together, there is the lower suit hole being sleeved on outside polished rod in the bottom centre of lower seal housing, in lower seal housing, it is provided with end face is against the lower sleeve of lower outer land lower surface, the lower section of lower sleeve, formation lower seal chamber is enclosed between outside the inner chamber of lower seal housing and the polished rod of correspondence position, it is filled with lower seal filler at lower seal intracavity.
5. the water-cooled well-head optical-lever sealer of pumping unit according to claim 1 or 2 or 3, it is characterised in that water inlet is positioned at the lower left side of water tank, and outlet is positioned at the upper right side of water tank.
6. water-cooled well-head optical-lever sealer of pumping unit according to claim 4, it is characterised in that water inlet is positioned at the lower left side of water tank, and outlet is positioned at the upper right side of water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620003467.6U CN205314956U (en) | 2016-01-05 | 2016-01-05 | Water -cooled beam -pumping unit well head polish rod sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620003467.6U CN205314956U (en) | 2016-01-05 | 2016-01-05 | Water -cooled beam -pumping unit well head polish rod sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205314956U true CN205314956U (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620003467.6U Expired - Fee Related CN205314956U (en) | 2016-01-05 | 2016-01-05 | Water -cooled beam -pumping unit well head polish rod sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205314956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484694A (en) * | 2016-01-05 | 2016-04-13 | 新疆克拉玛依市采丰实业有限责任公司 | Water-cooling type oil pumping machine wellhead polished rod sealer |
-
2016
- 2016-01-05 CN CN201620003467.6U patent/CN205314956U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484694A (en) * | 2016-01-05 | 2016-04-13 | 新疆克拉玛依市采丰实业有限责任公司 | Water-cooling type oil pumping machine wellhead polished rod sealer |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20220105 |